/* tinyproxy - A fast light-weight HTTP proxy
 * Copyright (C) 2001 Robert James Kaes <rjkaes@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

/* See 'conns.c' for detailed information. */

#ifndef TINYPROXY_CONNS_H
#define TINYPROXY_CONNS_H

#include "main.h"
#include "hashmap.h"

/*
 * Connection Definition
 */
struct conn_s {
	int client_fd;
	int server_fd;

	struct buffer_s *cbuffer;
	struct buffer_s *sbuffer;

	/* The request line (first line) from the client */
	char *request_line;

	/* Booleans */
	unsigned int connect_method;

	/*
	 * This structure stores key -> value mappings for substitution
	 * in the error HTML files.
	 */
	hashmap_t error_variables;

	int error_number;
	char *error_string;

	/* A Content-Length value from the remote server */
	struct {
		long int server;
		long int client;
	} content_length;

	/*
	 * Store the server's IP (for BindSame)
	 */
	char *server_ip_addr;

	/*
	 * Store the client's IP and hostname information
	 */
	char *client_ip_addr;
	char *client_string_addr;

	/*
	 * Store the incoming request's HTTP protocol.
	 */
	struct {
		unsigned int major;
		unsigned int minor;
	} protocol;

};

/*
 * Functions for the creation and destruction of a connection structure.
 */
extern struct conn_s *
initialize_conn(int client_fd, const char *ipaddr, const char *string_addr, const char *sock_ipaddr);
extern void
destroy_conn(struct conn_s *connptr);

#endif
